From: Tony Krowiak <akrowiak@linux.vnet.ibm.com>
To: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org
Cc: freude@de.ibm.com, schwidefsky@de.ibm.com,
heiko.carstens@de.ibm.com, borntraeger@de.ibm.com,
cohuck@redhat.com, kwankhede@nvidia.com,
bjsdjshi@linux.vnet.ibm.com, pbonzini@redhat.com,
alex.williamson@redhat.com, pmorel@linux.vnet.ibm.com,
alifm@linux.vnet.ibm.com, mjrosato@linux.vnet.ibm.com,
jjherne@linux.vnet.ibm.com, thuth@redhat.com,
pasic@linux.vnet.ibm.com, berrange@redhat.com,
fiuczy@linux.vnet.ibm.com, buendgen@de.ibm.com,
akrowiak@linux.vnet.ibm.com, frankja@linux.ibm.com,
Tony Krowiak <akrowiak@linux.ibm.com>
Subject: [PATCH v11 14/26] s390: vfio-ap: implement VFIO_DEVICE_RESET ioctl
Date: Tue, 25 Sep 2018 19:16:29 -0400 [thread overview]
Message-ID: <20180925231641.4954-15-akrowiak@linux.vnet.ibm.com> (raw)
In-Reply-To: <20180925231641.4954-1-akrowiak@linux.vnet.ibm.com>
From: Tony Krowiak <akrowiak@linux.ibm.com>
Implements the VFIO_DEVICE_RESET ioctl. This ioctl zeroizes
all of the AP queues assigned to the guest.
Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com>
Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Tested-by: Michael Mueller <mimu@linux.ibm.com>
Tested-by: Farhan Ali <alifm@linux.ibm.com>
Tested-by: Pierre Morel <pmorel@linux.ibm.com>
---
drivers/s390/crypto/vfio_ap_ops.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c
index 1943e47d7d78..5975d7b999e9 100644
--- a/drivers/s390/crypto/vfio_ap_ops.c
+++ b/drivers/s390/crypto/vfio_ap_ops.c
@@ -909,7 +909,7 @@ static int vfio_ap_mdev_get_device_info(unsigned long arg)
if (info.argsz < minsz)
return -EINVAL;
- info.flags = VFIO_DEVICE_FLAGS_AP;
+ info.flags = VFIO_DEVICE_FLAGS_AP | VFIO_DEVICE_FLAGS_RESET;
info.num_regions = 0;
info.num_irqs = 0;
@@ -925,6 +925,9 @@ static ssize_t vfio_ap_mdev_ioctl(struct mdev_device *mdev,
case VFIO_DEVICE_GET_INFO:
ret = vfio_ap_mdev_get_device_info(arg);
break;
+ case VFIO_DEVICE_RESET:
+ ret = vfio_ap_mdev_reset_queues(mdev);
+ break;
default:
ret = -EOPNOTSUPP;
break;
--
2.19.0.221.g150f307
next prev parent reply other threads:[~2018-09-25 23:18 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-25 23:16 [PATCH v11 00/26] guest dedicated crypto adapters Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 01/26] KVM: s390: vsie: simulate VCPU SIE entry/exit Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 02/26] KVM: s390: introduce and use KVM_REQ_VSIE_RESTART Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 03/26] KVM: s390: refactor crypto initialization Tony Krowiak
2018-09-26 13:07 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 04/26] s390: vfio-ap: base implementation of VFIO AP device driver Tony Krowiak
2018-09-26 7:19 ` David Hildenbrand
2018-09-26 13:10 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 05/26] s390: vfio-ap: register matrix device with VFIO mdev framework Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 06/26] s390: vfio-ap: sysfs interfaces to configure adapters Tony Krowiak
2018-09-26 13:19 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 07/26] s390: vfio-ap: sysfs interfaces to configure domains Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 08/26] s390: vfio-ap: sysfs interfaces to configure control domains Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 09/26] s390: vfio-ap: sysfs interface to view matrix mdev matrix Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 10/26] KVM: s390: interfaces to clear CRYCB masks Tony Krowiak
2018-09-26 13:21 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 11/26] s390: vfio-ap: implement mediated device open callback Tony Krowiak
2018-09-28 10:14 ` Cornelia Huck
2018-09-28 13:02 ` Tony Krowiak
2018-09-28 13:33 ` [FIXUP v11] fixup! " Tony Krowiak
2018-09-28 13:34 ` Christian Borntraeger
2018-09-28 13:35 ` Cornelia Huck
2018-09-28 13:41 ` Halil Pasic
2018-09-28 13:42 ` Christian Borntraeger
2018-09-28 13:46 ` Cornelia Huck
2018-09-28 13:41 ` Christian Borntraeger
2018-09-25 23:16 ` [PATCH v11 12/26] s390: vfio-ap: implement VFIO_DEVICE_GET_INFO ioctl Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 13/26] s390: vfio-ap: zeroize the AP queues Tony Krowiak
2018-09-26 13:38 ` Cornelia Huck
2018-09-26 18:58 ` Christian Borntraeger
2018-09-27 7:04 ` Cornelia Huck
2018-09-25 23:16 ` Tony Krowiak [this message]
2018-09-25 23:16 ` [PATCH v11 15/26] KVM: s390: Clear Crypto Control Block when using vSIE Tony Krowiak
2018-09-26 7:16 ` David Hildenbrand
2018-09-25 23:16 ` [PATCH v11 16/26] KVM: s390: vsie: Do the CRYCB validation first Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 17/26] KVM: s390: vsie: Make use of CRYCB FORMAT2 clear Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 18/26] KVM: s390: vsie: Allow CRYCB FORMAT-2 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 19/26] KVM: s390: vsie: allow CRYCB FORMAT-1 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 20/26] KVM: s390: vsie: allow CRYCB FORMAT-0 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 21/26] KVM: s390: vsie: allow guest FORMAT-0 CRYCB on host FORMAT-1 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 22/26] KVM: s390: vsie: allow guest FORMAT-1 CRYCB on host FORMAT-2 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 23/26] KVM: s390: vsie: allow guest FORMAT-0 " Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 24/26] KVM: s390: device attrs to enable/disable AP interpretation Tony Krowiak
2018-09-26 7:14 ` David Hildenbrand
2018-09-26 13:44 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 25/26] KVM: s390: CPU model support for AP virtualization Tony Krowiak
2018-09-26 7:15 ` David Hildenbrand
2018-09-26 7:28 ` Christian Borntraeger
2018-09-26 13:39 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 26/26] s390: doc: detailed specifications " Tony Krowiak
2018-09-26 22:42 ` Alex Williamson
2018-09-27 6:53 ` Harald Freudenberger
2018-09-27 11:29 ` Halil Pasic
2018-09-27 11:51 ` Cornelia Huck
2018-09-27 11:59 ` Christian Borntraeger
2018-09-27 13:12 ` Tony Krowiak
2018-09-27 13:56 ` Tony Krowiak
2018-09-27 14:21 ` Tony Krowiak
2018-09-27 19:19 ` Tony Krowiak
2018-09-28 7:20 ` Christian Borntraeger
2018-09-28 11:42 ` Christian Borntraeger
2018-09-28 13:43 ` [FIXUP v9] fixup! fixup! " Tony Krowiak
2018-09-28 13:45 ` Christian Borntraeger
2018-09-26 12:30 ` [PATCH v11 00/26] guest dedicated crypto adapters Christian Borntraeger
2018-09-28 10:16 ` Cornelia Huck
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